September weather forecastDavis Creek, CA
September
Weather in September
September, the first month of the autumn in Davis Creek, is also a moderately hot month, with temperature in the range of an average low of 47.3°F (8.5°C) and an average high of 73.9°F (23.3°C).Temperature
The onset of September is marked by a minor decrease in temperature, transitioning from a warm 82.6°F (28.1°C) in August to a still moderately hot 73.9°F (23.3°C). During September, Davis Creek's temperature records a considerable difference from its daily highs to an average low of 47.3°F (8.5°C).Humidity
In Davis Creek, the average relative humidity in September is 39%.Rainfall
In Davis Creek, during September, the rain falls for 4.5 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Davis Creek, during the entire year, the rain falls for 91.1 days and collects up to 12.64" (321mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 60.7 snowfall days, and 39.53" (1004mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:28 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:44 pm PDT.
Sunshine
In Davis Creek, the average sunshine in September is 11h.UV index
In Davis Creek, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 4 in September translates into this advice:
Be vigilant - Suggestions to stave off sun damage are provided. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Davis Creek, CA
- Average high temperature in September: 73.9°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is December (36.1°F).
- Average low temperature in September: 47.3°F
The month with the highest average low temperature is July (52.5°F).
The coldest month (with the lowest average low temperature) is December (23°F).
Average pressure in September
Davis Creek, CA
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Davis Creek, CA
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Davis Creek, CA
- Average humidity in September: 39%
The months with the highest relative humidity are January and December (79%).
The month with the lowest relative humidity is August (34%).
Average rainfall in September
Davis Creek, CA
- Average rainfall in September: 0.39"
The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in September
Davis Creek, CA
- Average rainfall days in September: 4.5 days
The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is July (2.5 days).
Average snowfall in September
Davis Creek, CA
- Average snowfall in September: 0.16"
The month with the highest snowfall is December (9.02").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Davis Creek, CA
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Davis Creek, CA
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 11h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Davis Creek, CA
- Average sunshine days in September: 24.6 days
The months with the most sunshine days are July and August (26.3 days).
The month with the least sunshine days is March (12.8 days).
Average UV index in September
Davis Creek, CA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Davis Creek, CA
- Average cloud cover in September: 13
The months with the most cloud cover are March and December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 8).
Average visibility in September
Davis Creek, CA
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).





